Update.
[glibc.git] / rt / tst-aio3.c
blobea257771c6585b67123e2ae92242b62dbd424388
1 /* Test for notification mechanism in lio_listio.
2 Copyright (C) 2000 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
15 You should have received a copy of the GNU Library General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If not,
17 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA. */
20 #include <aio.h>
21 #include <signal.h>
22 #include <stdio.h>
23 #include <stdlib.h>
24 #include <unistd.h>
26 int flag;
29 static void
30 thrfct (sigval_t arg)
32 flag = 1;
36 static int
37 do_test (int argc, char *argv[])
39 char name[] = "/tmp/aio3.XXXXXX";
40 int fd;
41 struct aiocb *arr[1];
42 struct aiocb cb;
43 static const char buf[] = "Hello World\n";
45 fd = mkstemp (name);
46 if (fd == -1)
48 printf ("cannot open temp name: %m\n");
49 return 1;
52 unlink (name);
54 arr[0] = &cb;
56 cb.aio_fildes = fd;
57 cb.aio_lio_opcode = LIO_WRITE;
58 cb.aio_reqprio = 0;
59 cb.aio_buf = (void *) buf;
60 cb.aio_nbytes = sizeof (buf) - 1;
61 cb.aio_sigevent.sigev_notify = SIGEV_THREAD;
62 cb.aio_sigevent.sigev_notify_function = thrfct;
63 cb.aio_sigevent.sigev_notify_attributes = NULL;
64 cb.aio_sigevent.sigev_value.sival_ptr = NULL;
66 if (lio_listio (LIO_NOWAIT, arr, 1, NULL) < 0)
68 printf ("lio_listio failed: %m\n");
69 return 1;
72 if (aio_suspend ((const struct aiocb *const *) arr, 1, NULL) < 0)
74 printf ("aio_suspend failed: %m\n");
75 return 1;
78 if (flag != 0)
80 puts ("thread created, should not have happened");
81 return 1;
84 puts ("all OK");
86 return 0;
89 #include "../test-skeleton.c"